:root {
  --cp-bg: #030303;
  --cp-bg-2: #090a0b;
  --cp-surface: #111214;
  --cp-surface-2: #1a1c1f;
  --cp-panel: rgba(8, 9, 11, 0.96);
  --cp-panel-2: rgba(18, 20, 23, 0.99);
  --cp-cv-purple: #7f66d8;
  --cp-rsac-green: #abd936;
  --cp-cyber-pink: #ff4fd8;
  --cp-cyber-pink-soft: #ffb8f1;
  --cp-cyber-yellow: #ffe35a;
  --cp-cyber-yellow-soft: #fff2a8;
  --cp-purple: #7b4dff;
  --cp-purple-2: #d6c7ff;
  --cp-gold: #ff4fd8;
  --cp-gold-2: #fff2a8;
  --cv-green: #a977ff;
  --cv-green-soft: #ffb8f1;
  --cp-ink: #000000;
  --cp-text: #fbfcfd;
  --cp-muted: #b9c0c6;
  --cp-link: #c8a9ff;
  --cp-link-hover: #ece1ff;
  --cp-line: rgba(169, 119, 255, 0.22);
  --cp-outline: 4px solid var(--cp-ink);
  --cp-outline-thin: 3px solid var(--cp-ink);
  --cp-surface-line: rgba(255, 255, 255, 0.08);
  --cp-surface-line-soft: rgba(255, 255, 255, 0.04);
  --cp-shadow: 6px 6px 0 rgba(0, 0, 0, 0.46), 0 18px 32px rgba(0, 0, 0, 0.22), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  --cp-shadow-strong: 10px 10px 0 rgba(0, 0, 0, 0.54), 0 24px 42px rgba(0, 0, 0, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  --cp-glow: 0 0 16px rgba(169, 119, 255, 0.18);
  --cp-ease: 180ms cubic-bezier(0.22, 1, 0.36, 1);
  --cp-btn-primary-bg: linear-gradient(180deg, #e4d6ff 0%, #a977ff 52%, #6331d6 100%);
  --cp-btn-primary-text: #ffffff;
  --cp-btn-secondary-bg: linear-gradient(180deg, #fafafa 0%, #c8cdd2 52%, #8b9299 100%);
  --cp-btn-secondary-text: #050709;
  --cp-input-bg: rgba(13, 14, 16, 0.96);
  --cp-input-text: #fbfcfd;
  --cp-input-placeholder: rgba(251, 252, 253, 0.52);
  --cp-table-head-bg: rgba(169, 119, 255, 0.18);
  --cp-table-head-text: #fff2a8;
  --cp-alert-danger-bg: #ffc4cf;
  --cp-alert-danger-text: #3b0f19;
  --cp-alert-success-bg: rgba(169, 119, 255, 0.12);
  --cp-bg-overlay: rgba(0, 0, 0, 0.72);
  --cp-banner-img: url("/static/theme/hex-nova-banner.png");
  --cp-bg-img: url("/static/theme/hex-nova-bg.png");
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  background:
    radial-gradient(circle at 18% 20%, rgba(169, 119, 255, 0.15), transparent 22%),
    radial-gradient(circle at 82% 16%, rgba(255, 255, 255, 0.08), transparent 18%),
    linear-gradient(var(--cp-bg-overlay), var(--cp-bg-overlay)),
    var(--cp-bg-img),
    linear-gradient(180deg, var(--cp-bg) 0%, var(--cp-bg-2) 100%);
  background-size: auto, auto, auto, cover, auto;
  background-position: center, center, center, center, center;
  background-repeat: no-repeat;
  background-attachment: scroll, scroll, scroll, fixed, scroll;
  color: var(--cp-text);
  font-family: "Trebuchet MS", "Segoe UI", Arial, sans-serif;
  letter-spacing: 0.02em;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
}

body::before {
  opacity: 0.08;
  background-image: radial-gradient(circle, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 11px 11px;
}

body::after {
  opacity: 0.05;
  background:
    repeating-linear-gradient(
      to bottom,
      rgba(255, 255, 255, 0.03) 0,
      rgba(255, 255, 255, 0.03) 1px,
      transparent 2px,
      transparent 5px
    );
}

a {
  color: var(--cp-link);
}

a:hover,
a:focus {
  color: var(--cp-link-hover);
}

code {
  padding: 0.18rem 0.42rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 2px;
  background: rgba(13, 10, 20, 0.26);
  color: var(--cp-gold-2);
  font-size: 0.96em;
}

.page-shell {
  position: relative;
  z-index: 1;
  width: min(1480px, calc(100vw - 34px));
  margin: 0 auto;
  padding: 24px 0 40px;
}

.brand-ribbon,
.hero-panel,
.scoreboard-card,
.image-board,
.image-overlay,
.hero-qr-card,
.slides-feedback,
.slide-card,
.toolbar-link,
.action-button,
.info-tile,
.hero-mark-label,
.status-pill {
  border: var(--cp-outline);
  border-radius: 18px;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.brand-ribbon,
.hero-panel,
.scoreboard-card,
.image-board,
.image-overlay {
  box-shadow: var(--cp-shadow-strong);
}

.hero-qr-card,
.slides-feedback,
.slide-card,
.toolbar-link,
.action-button,
.info-tile,
.hero-mark-label,
.status-pill {
  box-shadow: var(--cp-shadow);
}

.scoreboard-card,
.slide-card,
.info-tile,
.toolbar-link,
.action-button,
.status-pill,
.rotation-countdown,
.slides-file-picker input {
  transition:
    transform var(--cp-ease),
    box-shadow var(--cp-ease),
    background var(--cp-ease),
    border-color var(--cp-ease),
    color var(--cp-ease);
}

.brand-ribbon {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  overflow: hidden;
  padding: 16px 20px;
  margin-bottom: 22px;
  background: linear-gradient(90deg, rgba(6, 6, 7, 0.96), rgba(18, 20, 23, 0.98));
}

.brand-ribbon::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(0, 0, 0, 0.68), rgba(10, 14, 12, 0.54)),
    var(--cp-banner-img);
  background-size: cover, cover;
  background-position: center, center;
  background-repeat: no-repeat, no-repeat;
  opacity: 0.38;
  pointer-events: none;
}

.brand-ribbon::after {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px solid var(--cp-surface-line);
  border-radius: 12px;
  pointer-events: none;
}

.brand-ribbon > * {
  position: relative;
  z-index: 1;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand-lockup-inline {
  margin-bottom: 12px;
}

.brand-copy {
  display: grid;
  gap: 4px;
  justify-items: center;
  text-align: center;
}

.brand-logo {
  width: 56px;
  height: 56px;
  object-fit: contain;
  flex-shrink: 0;
}

.brand-logo,
.hero-logo-art {
  filter:
    drop-shadow(0 -2px 0 rgba(10, 16, 24, 0.74))
    drop-shadow(0 2px 0 rgba(10, 16, 24, 0.74))
    drop-shadow(-2px 0 0 rgba(10, 16, 24, 0.74))
    drop-shadow(2px 0 0 rgba(10, 16, 24, 0.74))
    drop-shadow(8px 10px 0 rgba(8, 12, 18, 0.34))
    drop-shadow(0 0 18px rgba(8, 12, 18, 0.2));
}

.eyebrow,
.card-label,
.hero-kicker,
.info-label,
.sponsor-label,
.rotation-countdown-label,
.image-kicker,
.slide-order {
  margin: 0;
  color: var(--cp-gold-2);
  font-size: 0.84rem;
  font-weight: 900;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.eyebrow-static {
  color: var(--cp-text);
  font-size: 1.08rem;
  letter-spacing: 0.08em;
}

.brand-subline {
  margin: 0;
  color: var(--cp-gold);
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-shadow: 0 0 12px rgba(255, 79, 216, 0.16);
}

.status-cluster,
.scene-links,
.board-meta,
.slides-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.status-cluster {
  justify-content: flex-end;
}

.toolbar-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 16px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.03));
  color: var(--cp-text);
  font-size: 0.9rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  text-decoration: none;
  text-transform: uppercase;
}

.toolbar-link:hover,
.toolbar-link:focus,
.toolbar-link-active {
  transform: translate(-2px, -2px);
  color: var(--cp-btn-secondary-text);
  background: var(--cp-btn-secondary-bg);
  box-shadow: var(--cp-shadow-strong), 0 0 0 1px var(--cp-surface-line-soft);
  filter: saturate(1.05);
}

.toolbar-link,
.action-button,
.status-pill,
.rotation-countdown {
  border-radius: 999px;
}

.status-pill {
  --status-pill-dot: currentColor;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 16px;
  background: var(--cp-btn-primary-bg);
  color: #ffffff;
  font-size: 0.92rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-shadow: 0 1px 0 rgba(0, 0, 0, 0.2);
  text-transform: uppercase;
}

.status-pill::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--status-pill-dot);
  box-shadow: 0 0 10px var(--status-pill-dot);
}

.status-pill-healthy {
  --status-pill-dot: var(--cp-rsac-green);
}

.status-pill-error {
  --status-pill-dot: #ff8ca3;
  background: linear-gradient(180deg, #ffc4cf 0%, #f59caf 55%, #dc7086 100%);
  color: #3b0f19;
}

.hero-panel {
  position: relative;
  overflow: hidden;
  padding: 28px;
  margin-bottom: 24px;
  background-image:
    linear-gradient(135deg, rgba(0, 0, 0, 0.78), rgba(10, 14, 12, 0.5)),
    var(--cp-banner-img),
    linear-gradient(180deg, var(--cp-panel-2), var(--cp-panel));
  background-size: auto, cover, auto;
  background-position: center, center, center;
  background-repeat: no-repeat, no-repeat, no-repeat;
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.08;
  background-image: radial-gradient(circle, rgba(255, 255, 255, 0.12) 1px, transparent 1px);
  background-size: 10px 10px;
}

.hero-panel::after {
  content: "";
  position: absolute;
  inset: 6px;
  pointer-events: none;
  border: 1px solid var(--cp-surface-line);
  border-radius: 12px;
}

.hero-panel > * {
  position: relative;
  z-index: 1;
}

.hero-panel-compact {
  padding: 24px;
}

.hero-heading {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  gap: 24px;
}

.hero-primary {
  display: grid;
  grid-template-columns: minmax(150px, 210px) minmax(0, 1fr);
  align-items: center;
  gap: 24px;
  flex: 1 1 auto;
  min-width: 0;
}

.hero-mark {
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 0;
}

.hero-art {
  width: min(100%, 180px);
  max-height: 180px;
  object-fit: contain;
}

.hero-logo-art {
  padding: 0;
  background: transparent;
  opacity: 1;
}

.hero-mark-label {
  margin: 0;
  padding: 8px 12px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
  color: var(--cp-gold-2);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  text-shadow: 0 0 10px rgba(255, 227, 90, 0.16);
}

.hero-copy {
  min-width: 0;
  text-align: center;
}

.page-title,
.card-title,
.image-title,
.slide-name {
  margin: 0;
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.page-title {
  color: var(--cp-cv-purple);
  text-shadow:
    -2px -2px 0 var(--cp-ink),
     2px -2px 0 var(--cp-ink),
    -2px  2px 0 var(--cp-ink),
     2px  2px 0 var(--cp-ink),
    -4px -4px 0 rgba(10, 16, 24, 0.42),
     4px  4px 0 rgba(10, 16, 24, 0.42),
     8px  10px 0 rgba(8, 12, 18, 0.34),
     0   0   22px rgba(127, 102, 216, 0.18);
}

.page-title {
  font-size: clamp(3.4rem, 6vw, 6.25rem);
  line-height: 0.88;
}

.image-title {
  color: var(--cv-green-soft);
  text-shadow:
    -2px -2px 0 var(--cp-ink),
     2px -2px 0 var(--cp-ink),
    -2px  2px 0 var(--cp-ink),
     2px  2px 0 var(--cp-ink),
     5px  5px 0 rgba(13, 10, 20, 0.18),
     0   0   18px rgba(255, 79, 216, 0.16);
}

.hero-kicker {
  margin-bottom: 10px;
}

.page-subtitle,
.management-note,
.image-caption {
  margin: 12px 0 0;
  color: var(--cp-text);
  font-size: clamp(1rem, 1.8vw, 1.08rem);
  line-height: 1.45;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.info-tile {
  display: grid;
  align-content: center;
  gap: 6px;
  min-height: 108px;
  padding: 16px 18px;
  background: linear-gradient(180deg, rgba(24, 27, 31, 0.98), rgba(10, 11, 13, 0.98));
  text-align: center;
}

.info-value,
.info-link {
  margin: 0;
  color: var(--cp-text);
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.45;
  word-break: break-word;
}

.info-link {
  text-decoration: none;
}

.info-link:hover,
.info-link:focus {
  color: var(--cp-link-hover);
}

.hero-qr-card {
  display: grid;
  align-content: start;
  justify-items: center;
  gap: 12px;
  min-width: 220px;
  padding: 0;
  background: transparent;
  text-align: center;
  border: 0;
  box-shadow: none;
}

.hero-qr-image {
  width: clamp(156px, 17vw, 220px);
  height: clamp(156px, 17vw, 220px);
  padding: 0;
  border: 0;
  border-radius: 2px;
  background: transparent;
  object-fit: contain;
  box-shadow: none;
}

.hero-qr-caption {
  margin: 0;
  color: var(--cp-gold-2);
  font-size: 0.84rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-shadow: 0 0 10px rgba(255, 227, 90, 0.16);
}

.scoreboard-stage {
  display: block;
}

.scoreboard-main {
  min-width: 0;
}

.boards-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.scoreboard-card {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, var(--cp-panel-2), var(--cp-panel));
}

.scoreboard-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(169, 119, 255, 0.12), transparent 24%),
    linear-gradient(315deg, rgba(255, 255, 255, 0.06), transparent 30%);
  opacity: 0.08;
  pointer-events: none;
}

.scoreboard-card::after {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px solid var(--cp-surface-line);
  border-radius: 12px;
  pointer-events: none;
}

.card-topline,
.table-shell,
.slides-panel-body {
  position: relative;
  z-index: 1;
}

.card-topline {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 14px;
  padding: 22px 24px 18px;
  border-bottom: var(--cp-outline-thin);
  background: linear-gradient(180deg, rgba(18, 20, 23, 0.98), rgba(8, 9, 11, 0.98));
  text-align: center;
}

.card-label {
  margin-bottom: 8px;
}

.card-title {
  color: var(--cp-gold);
  font-size: clamp(1.9rem, 3vw, 2.7rem);
  text-shadow:
    -1px -1px 0 var(--cp-ink),
     1px -1px 0 var(--cp-ink),
    -1px  1px 0 var(--cp-ink),
     1px  1px 0 var(--cp-ink),
     3px  3px 0 rgba(13, 10, 20, 0.18),
     0   0   16px rgba(255, 79, 216, 0.14);
}

.board-meta {
  justify-content: center;
}

.board-meta span {
  color: var(--cp-muted);
  font-size: 0.92rem;
  text-align: center;
}

.table-shell {
  overflow: auto;
  border-top: 1px solid var(--cp-surface-line-soft);
}

.scoreboard-table {
  width: 100%;
  border-collapse: collapse;
}

.scoreboard-table th,
.scoreboard-table td {
  padding: 16px 18px;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
}

.scoreboard-table th:last-child,
.scoreboard-table td:last-child {
  border-right: 0;
}

.scoreboard-table thead th {
  background: linear-gradient(180deg, rgba(169, 119, 255, 0.24), rgba(169, 119, 255, 0.12));
  color: var(--cp-table-head-text);
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: 1rem;
  letter-spacing: 0.06em;
  text-shadow: 0 0 10px rgba(255, 227, 90, 0.12);
  text-transform: uppercase;
}

.scoreboard-table tbody tr {
  transition: background var(--cp-ease);
}

.scoreboard-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.06);
}

.scoreboard-table tbody tr:nth-child(odd) {
  background: rgba(255, 255, 255, 0.04);
}

.scoreboard-table tbody tr.rank-1 {
  background: linear-gradient(90deg, rgba(169, 119, 255, 0.22), rgba(239, 232, 255, 0.07));
}

.scoreboard-table tbody tr.rank-2 {
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.12), rgba(198, 204, 209, 0.04));
}

.scoreboard-table tbody tr.rank-3 {
  background: linear-gradient(90deg, rgba(109, 117, 125, 0.2), rgba(169, 119, 255, 0.06));
}

.scoreboard-table td {
  color: var(--cp-text);
  font-size: clamp(1rem, 1.7vw, 1.08rem);
  vertical-align: top;
}

.scoreboard-table td.rank-cell {
  width: 104px;
  text-align: center;
  font-weight: 900;
  color: var(--cp-gold-2);
  letter-spacing: 0.04em;
  text-shadow: 0 0 10px rgba(255, 227, 90, 0.12);
}

.scoreboard-table td.score-cell {
  width: 130px;
  text-align: center;
  font-weight: 900;
  color: var(--cp-gold-2);
  letter-spacing: 0.04em;
  text-shadow: 0 0 10px rgba(255, 227, 90, 0.12);
}

.name-primary {
  font-weight: 800;
  color: var(--cp-text);
  text-align: center;
}

.name-secondary {
  margin-top: 4px;
  color: var(--cp-muted);
  font-size: 0.82rem;
  line-height: 1.25;
  text-align: center;
}

.empty-cell {
  padding: 34px 18px !important;
  text-align: center;
  color: var(--cp-muted) !important;
}

.rotator-shell {
  position: relative;
  min-height: 100vh;
}

.rotation-countdown {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 20;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  border: var(--cp-outline);
  background: linear-gradient(180deg, rgba(18, 20, 23, 0.98), rgba(8, 9, 11, 0.98));
  box-shadow: var(--cp-shadow-strong);
}

.rotation-countdown-value {
  color: var(--cp-text);
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: 1.45rem;
  letter-spacing: 0.05em;
  min-width: 2.6ch;
  text-align: right;
}

.rotation-countdown-muted {
  opacity: 0.82;
}

.rotator-view {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 360ms ease;
}

.rotator-view.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.image-view {
  display: flex;
  align-items: center;
  justify-content: center;
}

.image-stage {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 100vh;
  padding: 28px;
}

.image-board {
  width: min(1420px, calc(100vw - 56px));
  height: calc(100vh - 56px);
  padding: 16px;
  background-image:
    linear-gradient(135deg, rgba(169, 119, 255, 0.08), rgba(255, 255, 255, 0.03)),
    var(--cp-banner-img),
    linear-gradient(180deg, var(--cp-panel-2), var(--cp-panel));
  background-size: auto, cover, auto;
  background-position: center, center, center;
  background-repeat: no-repeat, no-repeat, no-repeat;
}

.image-board img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border: var(--cp-outline-thin);
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.86);
}

.image-overlay {
  position: absolute;
  left: 48px;
  bottom: 132px;
  display: inline-flex;
  align-items: center;
  gap: 16px;
  max-width: min(320px, calc(100vw - 96px));
  padding: 14px 18px;
  background: linear-gradient(180deg, var(--cp-panel-2), var(--cp-panel));
  text-align: left;
}

.image-overlay-logo {
  width: clamp(72px, 8vw, 104px);
  height: auto;
  flex: 0 0 auto;
}

.image-conference-name {
  margin: 0;
  color: var(--cp-text);
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: clamp(1.35rem, 2.2vw, 2rem);
  letter-spacing: 0.05em;
  line-height: 0.95;
  text-transform: uppercase;
}

.management-stack {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.management-note {
  margin: 0;
  color: var(--cp-muted);
}

.slides-grid {
  grid-template-columns: minmax(340px, 0.92fr) minmax(0, 1.08fr);
}

.slides-panel-body {
  padding: 24px;
}

.slides-upload-form {
  display: grid;
  gap: 18px;
}

.slides-file-picker {
  display: grid;
  gap: 10px;
  color: var(--cp-text);
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-align: center;
}

.slides-file-picker input {
  width: 100%;
  padding: 14px 16px;
  border: var(--cp-outline-thin);
  border-radius: 18px;
  background: var(--cp-input-bg);
  color: var(--cp-input-text);
  font: inherit;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.slides-file-picker input:focus {
  outline: none;
  border-color: var(--cp-purple-2);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 0 0 3px rgba(169, 119, 255, 0.18);
}

.action-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 18px;
  background: var(--cp-btn-primary-bg);
  color: var(--cp-btn-primary-text);
  font: inherit;
  font-weight: 900;
  letter-spacing: 0.05em;
  text-shadow: 0 1px 0 rgba(0, 0, 0, 0.14);
  text-transform: uppercase;
  cursor: pointer;
}

.action-button:hover,
.action-button:focus {
  transform: translate(-2px, -2px);
  box-shadow: var(--cp-shadow-strong), var(--cp-glow), 0 0 0 1px var(--cp-surface-line-soft);
}

.action-button-secondary {
  background: var(--cp-btn-secondary-bg);
  color: var(--cp-btn-secondary-text);
}

.action-button-danger {
  background: linear-gradient(180deg, #ffc4cf 0%, #f59caf 55%, #dc7086 100%);
  color: var(--cp-alert-danger-text);
}

.slides-feedback {
  margin-top: 18px;
  padding: 12px 14px;
  text-align: center;
}

.slides-feedback-success {
  background: var(--cp-alert-success-bg);
  color: var(--cp-muted);
}

.slides-feedback-error {
  background: rgba(220, 112, 134, 0.18);
  color: #ffe6eb;
}

.slides-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}

.slide-card {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, var(--cp-panel-2), var(--cp-panel));
}

.slide-card::after {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px solid var(--cp-surface-line);
  border-radius: 12px;
  pointer-events: none;
}

.slide-preview {
  aspect-ratio: 16 / 9;
  background: rgba(0, 0, 0, 0.86);
  border-bottom: var(--cp-outline-thin);
}

.slide-preview img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.slide-card-body {
  display: grid;
  gap: 10px;
  padding: 18px;
  text-align: center;
}

.slide-order,
.slide-key {
  margin: 0;
}

.slide-name {
  color: var(--cp-text);
  font-size: 1.08rem;
}

.slide-key {
  color: var(--cp-muted);
  font-size: 0.86rem;
  word-break: break-word;
}

.slides-empty {
  grid-column: 1 / -1;
}

@media (max-width: 1100px) {
  .hero-heading {
    flex-direction: column;
  }

  .hero-primary {
    grid-template-columns: 1fr;
    justify-items: center;
  }

  .hero-copy {
    width: 100%;
    text-align: center;
  }

  .hero-stats,
  .boards-grid,
  .slides-grid {
    grid-template-columns: 1fr;
  }

  .scene-links,
  .board-meta,
  .status-cluster {
    justify-content: center;
  }

  .hero-qr-card {
    align-self: center;
  }

}

@media (max-width: 820px) {
  .page-shell {
    width: min(100vw - 18px, 1380px);
  }

  .brand-ribbon,
  .card-topline {
    flex-direction: column;
    align-items: center;
  }

  .status-cluster,
  .scene-links,
  .board-meta {
    width: 100%;
    justify-content: center;
  }

  .toolbar-link {
    flex: 1 1 120px;
  }

  .hero-panel {
    padding: 22px 18px;
  }

  .scoreboard-table th,
  .scoreboard-table td {
    padding: 14px 12px;
  }

  .scoreboard-table td.rank-cell,
  .scoreboard-table td.score-cell {
    width: auto;
  }

  .rotation-countdown {
    bottom: 12px;
    left: 12px;
    padding: 10px 14px;
  }

  .image-stage {
    padding: 14px;
  }

  .image-board {
    width: min(100vw - 28px, 1420px);
    height: calc(100vh - 28px);
  }

  .image-overlay {
    left: 22px;
    right: 22px;
    bottom: 84px;
    max-width: none;
    justify-content: center;
    text-align: center;
  }
}

@media (max-width: 560px) {
  .page-title {
    font-size: clamp(2.8rem, 10vw, 4.4rem);
  }

  .hero-qr-card {
    min-width: 0;
    width: 100%;
  }

  .hero-qr-image {
    width: 172px;
    height: 172px;
  }
  .slides-panel-body {
    padding: 18px;
  }
}